Jack Sheremetoff was born and raised in Irkutsk (Nothing to do with Germany!). “Jack” is his business name – easier to remember for English speaking web surfers. His real name is Evgeny as Onegin and Kafelnikoff (rings a bell?))
Some links and references:
Ivan Xu : Here is where I read about you 🙂
2013 Siberian Ski Trek : http://www.adventuresinbetween.com/expedition-sponsors
Besides of hosteling and guiding activities, Jack is into ice cycling and walking.
This is about the 4 D / 3 N ice cycling in March 2014 (220 km covered from Listvyanka to Elantsy)
This is about 7 D / 8 N walking around Olkhon island in March 2015. (200km covered)